Senior Support Infrastructure Engineer

The role

You’ll play a key role in supporting ANS’s core infrastructure, helping to keep our platforms highly available, secure, and performing at their best for our customers.

You’ll act as an escalation point for the wider engineering team, getting involved in more complex issues and building out your expertise across our platform.

Working closely with the infrastructure team, you’ll support patching, firmware upgrades, and proactive maintenance to keep everything up to date. You’ll also collaborate with vendors across our stack to ensure smooth integration and ongoing support.

What will I be doing?

• Act as a 3rd line escalation point for the eCloud platform, supporting the wider team in resolving complex issues


• Proactively monitor systems, identifying and addressing performance or stability issues before they impact customers


• Work closely with other technical teams to deliver a high\-quality support experience across our platforms


• Take ownership of escalations with vendors, driving issues through to resolution


• Ensure platform stability and security through regular patching, firmware upgrades, and system maintenance


• Support capacity planning and help prepare the platform for future growth


• Carry out platform audits and health checks to maintain performance and compliance


• Create and maintain clear, high\-quality technical documentation and processes


• Build strong working relationships across technical and commercial teams


• Support change, incident management, and CAB processes in line with ANS standards


• Assist senior platform engineers with the delivery of platform improvements and infrastructure changes


• Occasionally support out\-of\-hours work for critical updates or platform changes

What will I bring to the role?

• Previous experience as an infrastructure engineer working in an enterprise or multi\-tenant environment


• Experience with VMware 7 and above


• Experience With SAN Storage Technologies (3par, Nimble, Netapp, Dell Compellent) is ideal


• Understanding of fundamental computer architecture, networking, virtualisation, storage, and operating system concepts


• Previous experience using backups technologies and disaster recovery


• Strong Troubleshooting and Diagnostic skills


• Operational Experience with NSX 3\.0\+ Desirable


• Ability to produce good quality documentation


• Scripting abilities in Powershell and PowerCLI


• Exposure to Cisco UCS


• Willingness to do on call


• Eligibilty for HMG Security Clearance

At ANS, we’ve created a place where everyone can be themselves, and we empower our people to get the job done. Openness, ambition, honesty, and passion are what drive us every day. We are bold, courageous, and innovative – and we do it like no other. We invest in our people. In training, development, health and more – we give you the benefits and flexibility to maintain a happy work\-life balance.

We’re proud of the inclusive, fun, dynamic environment we’ve created. It’s a safe space that works for all. You don’t have to be a techie to work in tech. Bring your authentic self and find your dream role here. Find out more at LinkedIn pages

With fantastic benefits, an inclusive culture, and a cool office space, we’re your kind of workplace.

• As standard: 25 days’ holiday, plus you can buy up to 5 more days


• A little extra: we’ll give you your birthday off, and an extra celebration day for whatever you want! Tying the knot? You get 5 days’ additional holiday in the year you get married. Oh, and 5 volunteer days!


• Private health insurance


• Pension contribution match and 4 x life assurance


• Flexible working and work from anywhere for up to 30 days per year (some exceptions)


• Maternity: 16 weeks’ full pay, Paternity: 3 weeks’ full pay, Adoption: 16 weeks’ full pay


• Company social events – get ready for a jam\-packed calendar


• Electric car scheme


• 12 days of personal growth development time

ANS are an equal opportunities employer. We encourage diversity and anyone applying for a role at our organisation can be assured that their application will be treated fairly, regardless of age, disability, gender reassignment, gender expression, marriage and civil partnership, pregnancy and maternity, race, religion or belief and sex or sexual orientation. We sometimes ask for information relating to individuals for equal opportunities monitoring purposes only.

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